code: def norm(point):
      """Returns the Euclidean norm of a point from origin.
  
      Parameters
      ==========
  
      point:
          This denotes a point in the dimension_al spac_e.
  
      Examples
      ========
  
      >>> from sympy.integrals.intpoly import norm
      >>> from sympy import Point
      >>> norm(Point(2, 7))
      sqrt(53)
      """
      half = S.Half
      if isinstance(point, (list, tuple)):
          return sum([coord**2 for coord in point]) ** half
      elif isinstance(point, Point):
          if isinstance(point, Point2D):
              return (point.x**2 + point.y**2) ** half
          else:
              return (point.x**2 + point.y**2 + point.z) ** half
      elif isinstance(point, dict):
          return sum(i**2 for i in point.values()) ** half
  
imports: from functools import cmp_to_key
  from sympy.abc import x, y, z
  from sympy.core import S, diff, Expr, Symbol
  from sympy.core.sympify import _sympify
  from sympy.geometry import Segment2D, Polygon, Point, Point2D
  from sympy.polys.polytools import LC, gcd_list, degree_list, Poly
  from sympy.simplify.simplify import nsimplify
label_desc: Use image node_id 19 for calling a global function with example usage: norm(point) and returns: unknown, unknown, unknown, unknown